cannot establish a connection in sql server 2005 express

hi all

here is the following error, what should i do.

TITLE: Connect to Server

Cannot connect to KANGALERT\SQLEXPRESS.

ADDITIONAL INFORMATION:

An error has occurred while establishing a connection to the server. When connecting to SQL Server 2005, this failure may be caused by the fact that under the default settings SQL Server does not allow remote connections. (provider: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified) (Microsoft SQL Server, Error: -1)

For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&EvtSrc=MSSQLServer&EvtID=-1&LinkId=20476

BUTTONS:

OK

Hi,

Please make sure you've followed all of the steps at http://blogs.msdn.com/sqlexpress/archive/2005/05/05/415084.aspx in order to enable remote connectivity.

Thanks